xref: /xnu-8796.141.3/tests/bounded_array_ref_src/data.cpp (revision 1b191cb58250d0705d8a51287127505aa4bc0789)
1*1b191cb5SApple OSS Distributions //
2*1b191cb5SApple OSS Distributions // Tests for
3*1b191cb5SApple OSS Distributions //  T* data() const;
4*1b191cb5SApple OSS Distributions //
5*1b191cb5SApple OSS Distributions 
6*1b191cb5SApple OSS Distributions #include <libkern/c++/bounded_array_ref.h>
7*1b191cb5SApple OSS Distributions #include "test_policy.h"
8*1b191cb5SApple OSS Distributions #include <cstddef>
9*1b191cb5SApple OSS Distributions #include <darwintest.h>
10*1b191cb5SApple OSS Distributions #include <darwintest_utils.h>
11*1b191cb5SApple OSS Distributions 
12*1b191cb5SApple OSS Distributions struct T { int i; };
13*1b191cb5SApple OSS Distributions 
14*1b191cb5SApple OSS Distributions template <typename T>
15*1b191cb5SApple OSS Distributions static void
tests()16*1b191cb5SApple OSS Distributions tests()
17*1b191cb5SApple OSS Distributions {
18*1b191cb5SApple OSS Distributions 	T array[5] = {T{0}, T{1}, T{2}, T{3}, T{4}};
19*1b191cb5SApple OSS Distributions 
20*1b191cb5SApple OSS Distributions 	{
21*1b191cb5SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], static_cast<std::size_t>(0));
22*1b191cb5SApple OSS Distributions 		T* data = view.data();
23*1b191cb5SApple OSS Distributions 		CHECK(data == &array[0]);
24*1b191cb5SApple OSS Distributions 	}
25*1b191cb5SApple OSS Distributions 	{
26*1b191cb5SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[0], 1);
27*1b191cb5SApple OSS Distributions 		T* data = view.data();
28*1b191cb5SApple OSS Distributions 		CHECK(data == &array[0]);
29*1b191cb5SApple OSS Distributions 	}
30*1b191cb5SApple OSS Distributions 
31*1b191cb5SApple OSS Distributions 	{
32*1b191cb5SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[1], 2);
33*1b191cb5SApple OSS Distributions 		T* data = view.data();
34*1b191cb5SApple OSS Distributions 		CHECK(data == &array[1]);
35*1b191cb5SApple OSS Distributions 	}
36*1b191cb5SApple OSS Distributions 	{
37*1b191cb5SApple OSS Distributions 		test_bounded_array_ref<T> const view(&array[2], 2);
38*1b191cb5SApple OSS Distributions 		T* data = view.data();
39*1b191cb5SApple OSS Distributions 		CHECK(data == &array[2]);
40*1b191cb5SApple OSS Distributions 	}
41*1b191cb5SApple OSS Distributions }
42*1b191cb5SApple OSS Distributions 
43*1b191cb5SApple OSS Distributions T_DECL(data, "bounded_array_ref.data") {
44*1b191cb5SApple OSS Distributions 	tests<T>();
45*1b191cb5SApple OSS Distributions 	tests<T const>();
46*1b191cb5SApple OSS Distributions }
47